Di Weng w1ndy

CS PhD | Assistant Professor, School of Software Technology, Zhejiang University | Information Visualization, Visual Analytics, & Human-Computer Interaction

95 followers · 93 following

Zhejiang University
Ningbo, China
https://dwe.ng

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w1ndy / seccomp.json

Created September 20, 2016 15:27

Allowing numactl in docker container

	{
	"defaultAction": "SCMP_ACT_ERRNO",
	"architectures": [
	"SCMP_ARCH_X86_64",
	"SCMP_ARCH_X86",
	"SCMP_ARCH_X32"
	],
	"syscalls": [
	{
	"name": "accept",

w1ndy / getvoucher.py

Created November 13, 2016 14:46

Get voucher from Tencent Cloud

	#!/usr/bin/python3

	import requests
	import json

	requests.packages.urllib3.disable_warnings()

	# Fill in {{variables}} below
	COOKIE = '{{PASTE YOUR OWN COOKIE HERE}}'
	REQUEST_URL = '/act/campus/ajax/index?uin={{QQ NUMBER}}&csrfCode={{CSRF CODE}}' # Get URL from Chrome inspector

w1ndy / remove_csv_space.py

Created November 13, 2016 15:01

Remove spaces padded to columns in CSV with progress indicator

	#!/usr/bin/python3

	import sys
	from tqdm import tqdm
	from os.path import splitext, basename, dirname, abspath, join, getsize

	def main():
	if len(sys.argv) < 2:
	print('Usage: %s ...csv_files' % sys.argv[0])
	exit()

w1ndy / rdd.sh

Created November 13, 2016 15:07

Delaying for random seconds and executing a command

	#!/bin/bash

	# random_delay_and_do
	# DELAY={{seconds}} ./rdd.sh {{COMMAND}} will force delay setting to {{seconds}}

	hours=3
	maxdelay=$(($hours6060))
	rand=$(($RANDOM*1234%maxdelay))
	delay=${DELAY:-$rand}
	echo "sleeping $delay"

w1ndy / cell_station_search.py

Created November 16, 2016 06:17

Query base station information by LAC and cell ID from cellocation.com

	#!/usr/bin/python3

	import requests
	import time
	import json

	INPUT_FILE = 'diff.csv'
	OUTPUT_FILE = 'diff.out.csv'
	THRESHOLD = 290 #times
	THRESHOLD_TIME = 300.0 #sec

w1ndy / socks5.acl

Created December 19, 2016 08:00

Simple SOCKS5 proxy based on systemctl, iptables and ssh with access control

	# Put under /etc/
	# SOCKS5 proxy access control
	# One IPv4 address per line

	127.0.0.1

w1ndy / dst_chat_log_analyzer.py

Last active March 29, 2021 23:24

Analyzing chat log 'server_chat_log.txt' produced by Don't Starve Together

	#!/usr/bin/python3

	import sys
	import re
	import operator
	import json

	from enum import Enum

	class EventType(Enum):

w1ndy / BlobInflator.js

Last active June 9, 2021 17:29

Inflate gzipped JSON blobs in JavaScript with pako and WebWorker (worker-loader via Webpack)

	import { randomString } from './Helpers'
	import BlobInflatorWorker from './BlobInflator.worker'

	const worker = new BlobInflatorWorker()
	const handlers = {}

	worker.onmessage = function (e) {
	if (!e.data.error) {
	handlers[e.data.key].resolve(e.data.json)
	} else {

w1ndy / extract_vis_keywords.py

Created November 5, 2018 02:19

Extract keywords from VIS paper titles and abstracts

	import json
	import sys
	import string
	from fuzzywuzzy import process
	from nltk import word_tokenize, pos_tag
	from nltk.corpus import stopwords
	from collections import Counter

	TITLES_JSON = 'vast2017titles.json'
	ARTICLE_JSON = 'ieeetvcg201801.json'

w1ndy / wgs2gcj.sql

Created December 23, 2018 14:39

Convert WGS84 coordinates to GCJ02 coordinates in PostgreSQL


	create type coord as (x double precision, y double precision);
	create type geocoord as (lat double precision, lon double precision);

	create or replace function transform(x double precision, y double precision, out lat double precision,
	out lon double precision)
	language plpgsql as
	$$
	declare
	xy double precision;

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